Tight Rope Walker Nik Wallenda Defies Odds Again, and Uses No

Nik Wallenda slammed for using harness during volcano tightrope walk

Nik Wallenda completes Niagara Falls wire walk

Florida-Based Tightrope Walker To Cross Gorge Near Grand Canyon - CBS Miami

High-wire artist Nik Wallenda breaks his own world record at Calgary Stampede

Walking a tightrope over the Grand Canyon

Nik Wallenda: Tightrope walker to attempt first crossing of Niagara Falls in a century

Daredevil Nik Wallenda to walk in the air above Times Square

TV ratings for Nik Wallenda's Chicago skyscraper walk fall short of his Grand Canyon stunt last year

Wallenda to cross gorge near Grand Canyon on wire

Wallenda completes tightrope walk across canyon — and he wants to stroll NY's skies next

Nik Wallenda completes tightrope walk above Chicago